{"title":"Inhalt: Chemie in unserer Zeit 4/2026","authors":"","doi":"10.1002/ciuz.70082","DOIUrl":"https://doi.org/10.1002/ciuz.70082","url":null,"abstract":"","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 4","pages":""},"PeriodicalIF":0.5,"publicationDate":"2026-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704472","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Der Hörer: Von Düsseldorf nach Detroit","authors":"Gerhard Karger","doi":"10.1002/ciuz.70065","DOIUrl":"https://doi.org/10.1002/ciuz.70065","url":null,"abstract":"","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 4","pages":"205-207"},"PeriodicalIF":0.5,"publicationDate":"2026-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704233","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Die Magie der Elektronen Elektrochemisches Schreiben","authors":"Matthias Ducci","doi":"10.1002/ciuz.70045","DOIUrl":"https://doi.org/10.1002/ciuz.70045","url":null,"abstract":"<div>\u0000 \u0000 <p>Electrochemical writing is a variation of electrolysis in which the reaction products formed at the electrodes are used to paint or write coloured lines or letters on filter paper that has been soaked in a suitable electrolyte. In the simplest case, water is electrolyzed and indicators cause the colour to change. However, this method can also be used to impressively demonstrate analytical detection reactions, such as the Morin test. Spectacular phenomena can be achieved by using a bipolar electrode as a writing instrument.</p>\u0000 </div>","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 4","pages":"174-181"},"PeriodicalIF":0.5,"publicationDate":"2026-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Rätsel: Seide, Brandwunde, Alibi?","authors":"Deike Hatscher","doi":"10.1002/ciuz.70080","DOIUrl":"https://doi.org/10.1002/ciuz.70080","url":null,"abstract":"<p>Wissen Sie, welche Verbindung hier gesucht wird, die aufgrund ihres Geschmacks nach dem altgriechischen Wort πικρóς für bitter benannt wurde und dem/der/den Täter/Täterin/Tätern oder Täterinnen in “Mord im Pfarrhaus” zu einem falschen Alibi verhilft?</p>","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 4","pages":""},"PeriodicalIF":0.5,"publicationDate":"2026-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Gehirn: Mittagsschlaf – wissenschaftlich verordnet","authors":"Doris Fischer-Henningsen","doi":"10.1002/ciuz.70081","DOIUrl":"https://doi.org/10.1002/ciuz.70081","url":null,"abstract":"<p>Ein kurzer Mittagsschlaf kann das Gehirn offenbar in einen Zustand versetzen, der neues Lernen erleichtert. Zu diesem Ergebnis kommt eine Studie mit 20 gesunden Erwachsenen, die entweder eine einstündige Mittagsruhe absolvierten oder eine ebenso lange Wachphase. Anschließend untersuchten die Forschenden die Plastizität des Gehirns, also seine Fähigkeit, neuronale Verbindungen anzupassen [1]</p>","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 4","pages":""},"PeriodicalIF":0.5,"publicationDate":"2026-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Ki und Chemie: Mensch und Sprachmodell lösen chemische Fragestellungen (noch) unterschiedlich","authors":"Sylvia Feil","doi":"10.1002/ciuz.70038","DOIUrl":"https://doi.org/10.1002/ciuz.70038","url":null,"abstract":"<p>Erkenntnisse in der Chemie liegen weniger in den Daten selbst, sondern leiten sich vielmehr aus deren Interpretation ab. Eine Studie verglich das Abschneiden von Studierenden mit dem von KI-Tools in Abschlusstests. Die Anschlussfrage, wie gut die KI-Tools ihre Fachkenntnis selbst einschätzen, zeigte Verbesserungsbedarfe auf [1].</p>","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 4","pages":"158-160"},"PeriodicalIF":0.5,"publicationDate":"2026-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148704497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Tricks der Tiere und Pflanzen: Spinnenflirt mit Depot-Duftspender","authors":"Larissa Tetsch","doi":"10.1002/ciuz.70037","DOIUrl":"https://doi.org/10.1002/ciuz.70037","url":null,"abstract":"<p>Bei den Schwarzen Witwen wartet das Weibchen in ihrem Netz nicht nur auf Beute, sondern auch auf paarungswillige Männchen. Dabei bleibt sie alles andere als untätig. Die Fäden ihres Netzes imprägniert sie mit einem chemischen Botenstoff, der die Männchen bei Kontakt zur Balz anregt – und der mit der Zeit einen flüchtigen Duftstoff freisetzt, der auf die Männchen anziehend wirkt. Offensichtlich können die Spinnenweibchen dies sogar aktiv steuern.</p>","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 3","pages":"106-107"},"PeriodicalIF":0.6,"publicationDate":"2026-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148194106","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Lebensmittel: Gar nicht süß – die Honigfälscher","authors":"Karsten Strey","doi":"10.1002/ciuz.70017","DOIUrl":"https://doi.org/10.1002/ciuz.70017","url":null,"abstract":"<p>Honig ist der älteste Süßstoff, den die Menschheit kennt. Früher fast so teuer wie Edelmetall ist dieses Naturprodukt auch heute ein eher hochpreisiges Lebensmittel. Der Hauptbestandteil ist praktisch Invertzucker (Glucose und Fructose) und chemisch leicht herzustellen. Daher ist es mehr als nur eine süße Versuchung, durch Beimischung von billigem biotechnologisch bearbeiteten Zuckersirup die Gewinnmarge deutlich zu erhöhen. Inzwischen hat sich ein High-Tech-Rennen zwischen Honigbetrügern und Chemielaboren entwickelt.</p>","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 3","pages":"108-110"},"PeriodicalIF":0.6,"publicationDate":"2026-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148194040","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Inhalt: Chemie in unserer Zeit 3/2026","authors":"","doi":"10.1002/ciuz.70068","DOIUrl":"https://doi.org/10.1002/ciuz.70068","url":null,"abstract":"","PeriodicalId":9911,"journal":{"name":"Chemie in Unserer Zeit","volume":"60 3","pages":""},"PeriodicalIF":0.6,"publicationDate":"2026-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148194071","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}